#include <vector>
#include <algorithm>

#include <gtest/gtest.h>

TEST(TestAlgorithm, count)
{
	using namespace std;
    vector<int> v1;
    vector<int>::iterator Iter;

    v1.push_back(10);
    v1.push_back(20);
    v1.push_back(10);
    v1.push_back(40);
    v1.push_back(10);

    cout << "v1 = ( " ;
    for (Iter = v1.begin(); Iter != v1.end(); Iter++)
        cout << *Iter << " ";
    cout << ")" << endl;

    vector<int>::iterator::difference_type result;
    result = count(v1.begin(), v1.end(), 10);
    cout << "The number of 10s in v2 is: " << result << "." << endl;
}